*#0808# Action: Opens USB settings (not a test per se but allows you to switch between MTP, ADB, and charging modes). Warning: Do not change these settings unless you know exactly what you are doing—you could disable file transfer.
Here’s a clear, safe write-up on — often referred to as the “A7 2” in some regions (second generation of the A series). how+to+use+secret+codes+on+samsung+galaxy+a7+2+work
Some network providers (like Verizon or AT&T) disable certain USSD codes to prevent users from altering network settings. *#0808# Action: Opens USB settings (not a test
Maya loved tinkering with her old Samsung Galaxy A7 (2016). One rainy afternoon she sat at her kitchen table, determined to learn a little more about the phone’s hidden features. She wasn’t after anything risky — just practical checks and quick shortcuts to make life easier. Some network providers (like Verizon or AT&T) disable